US Bridges

RP.I15NB to SR201W over I-15 & I-15 Col-Dist

Fair

Salt Lake County, Utah · I15 I80 SR201 INT.@2400 S · Structure no. 1C 849

Built
2000
25 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,432 ft
8 main spans
Daily traffic
172,645
2014 count
Owner
State
State Highway Agency

About this bridge

RP.I15NB to SR201W over I-15 & I-15 Col-Dist is a steel continuous stringer/multi-beam or girder carrying RP.I15NB to SR201W over I-15 & I-15 Col-Dist in Salt Lake County, Utah. It was built in 2000, so it is 25 years old, younger than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 172,645 vehicles a day, roughly 7% of them trucks, projected to reach 215,807 by 2034. The structure is 1,432 ft (436.4 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesRP.I15NB to SR201W
CrossesI-15 & I-15 Col-Dist
LocationI15 I80 SR201 INT.@2400 S
RouteInterstate 15
CountySalt Lake County
StateUtah
Coordinates40.72086, -111.90359
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 26 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating71.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 25 or greater
Structure length1,432 ft (436.4 m)
Longest span284 ft (86.5 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic172,645 (2014)
Projected traffic215,807 by 2034
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was RP.I15NB to SR201W over I-15 & I-15 Col-Dist built?

It was built in 2000, making it 25 years old in 2025.

What condition is RP.I15NB to SR201W over I-15 & I-15 Col-Dist in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does RP.I15NB to SR201W over I-15 & I-15 Col-Dist carry?

About 172,645 vehicles per day (2014 count), of which roughly 7% are trucks.

How long is RP.I15NB to SR201W over I-15 & I-15 Col-Dist?

The structure is 1,432 ft (436.4 m) long with a longest span of 284 ft (86.5 m) and a deck 31 ft wide.

Who owns RP.I15NB to SR201W over I-15 & I-15 Col-Dist?

It is owned by the State Highway Agency.